CVE-2019-12989VulnerabilityPublished 03/25/2022Updated 10/24/2026

CVE-2019-12989: Citrix SD-WAN and NetScaler SQL Injection Vulnerability

Affects Citrix SD-WAN and NetScalerSource CISA KEV

Severity

High

No CVSS score published yet

Exploitation: Actively exploited – in CISA KEV since 03/25/2022
KEV deadline: 04/15/2022
EPSS: 94.9% chance of exploitation in 30 days – higher than 99% of CVEs

What to do

CISA required action

Apply updates per vendor instructions.

nvd.nist.gov/vuln/detail/CVE-2019-12989 (opens in a new tab)

Description

CVE-2019-12989 is a high-severity SQL Injection vulnerability affecting Citrix SD-WAN and NetScaler SD-WAN products. This vulnerability allows attackers to execute unauthorized SQL commands on the affected systems. It has been exploited in the wild, indicating active threat activity. No specific affected versions or patch information is provided in the available data.

Summary

The vulnerability identified as CVE-2019-12989 affects Citrix SD-WAN and NetScaler SD-WAN products by allowing SQL Injection attacks. This type of vulnerability (CWE-89) enables attackers to manipulate backend SQL queries, potentially leading to unauthorized data access or modification. The vulnerability has been observed to be exploited in the wild, underscoring its practical risk. However, no detailed version information or patch status is provided in the source data.

Impact

Successful exploitation of this SQL Injection vulnerability can lead to unauthorized access to or manipulation of the backend database of Citrix SD-WAN and NetScaler SD-WAN devices. This could compromise the confidentiality, integrity, and availability of data managed by these systems. The presence of known exploitation in the wild increases the urgency and risk associated with this vulnerability.

Mitigation

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. In the absence of official patches or fixes, organizations should monitor Citrix advisories for updates and consider applying any recommended temporary mitigations or workarounds provided by Citrix. Given the known exploitation in the wild, timely vendor guidance should be prioritized.

Weaknesses

CWE-89SQL Injection (opens in a new tab)

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 10:57:31 UTC

Weaknesses

References

Related threats